| Home>Bearing knowledge>Professor replied: “Why is the bearing product rusted?†|
The professor replied: "Why is the bearing product rusted?"
Source: China Bearing Network Time: 2013-06-25
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2. Because the price of bearing steel drops and then falls; then the raw material of bearing steel gradually declines. For example, the content of non-metallic impurities in steel is high (the increase of sulfur content in steel reduces the corrosion resistance of the data itself); metallographic arrangement deviation The bearing steel used in the production company is more complicated; the amount of steel raw material is even more.
3. Some companies do not strictly carry out anti-rust treatment on the bearing parts and the mounted bearing products during the process of producing the bearing in accordance with the requirements of removing the anti-rusting regulations and the oil-sealing anti-rust packaging. For example, the ferrule is turned over during the turnover process. The time is too long; the outer circle touches corrosive liquid or gas.
4. In some companies, the turning allowance and the grinding allowance of the bearing ring are partial. The mining system is difficult (9) smoke and sputum.
5, some companies have poor environmental conditions; high levels of harmful substances in the air; turnover places too. Yanyue apricots У ä½¬ç¯ ä½¬ç¯. Plus the weather is hot; production workers against the anti-rust procedures and other appearances are also lacking.
6, some companies' anti-rust paper, nylon paper (pocket) and plastic cylinder and other bearing packaging materials do not meet the requirements of rolling bearing oil seal anti-rust packaging is also one of the elements of corrosion formation.
Here the bearing trading network professor tips the broad purchase of bearing people: when buying bearings must be careful.
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